Home / 3,777.16-5,213.10-2,183.86

Finding the Fourth Proportional to 3,777.16, 5,213.10 and 2,183.86

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Solution

The fourth proportional to 3,777.16, 5,213.10 and 2,183.86 is: 3,014.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.16 : 5,213.10 = 2,183.86 : x
  2. Step 2: Convert to fraction form
    3,777.16/5,213.10 = 2,183.86/x
  3. Step 3: Cross multiply
    3,777.16x = 5,213.10 × 2,183.86
  4. Step 4: Simplify right side
    3,777.16x = 11,384,680.57
  5. Step 5: Solve for x
    x = 11,384,680.57/3,777.16
  6. Step 6: Final answer
    x = 3,014.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.